Although the manufacturers of relays dedicated to differential protection impose the necessary CT secondary characteristics required for proper operation, it is useful, for understanding and avoiding errors, to possess minimum… Read more

In industrial applications, the main types of equipment that generate harmonics are: static converters, arc furnaces, lighting, saturated reactors and other equipment, such as rotating machines which generate slot harmonics… Read more

In order to understand network problems with triplen harmonics, first let’s have a short explanation of harmonic phase sequence and third harmonics. Power engineers have traditionally used symmetrical components to… Read more